iDEN - integrated digital enhanced network
IMA - Integrated Motor Assist (Honda Insight concept)
IMS - IP multimedia subsystem (Gigabit ethernet test equipment)
IMTT - International Matex Tank Terminals (Heat transfer fluid)
information security - The protection of information against unauthorized disclosure, transfer, modification, or destruction, whether accidental or intentional.
information system - A system, whether automated or manual, that comprises people, machines, and/or methods organized to collect, process, transmit, and disseminate data that represent user information. Any telecommunications and/or computer related equipment or interconnected system or subsystems of equipment that is used in the acquisition, storage, manipulation, management, movement, control, display, switching, interchange, transmission, or reception of voice and/or data, and includes software, firmware, and hardware.
interoperability - the ability of different systems to exchange data and use it consistently without losing meaning.